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- Aow mapy Jeitlgaules of cney వింగా ore Fagaried to coniert a l00 gum gream Sample of pure ligwd boptare 6aad at 20O oCto hapta e vogaar heptere vop 98-40C? [useus bata heptare CMW=100):normal boilug point=SylvanPrep edx edX| Free Online... C Coursera| Online... = College Algebra B.. an... - Calcworkshop Resources O Hint Check Answer 45.9% Assignment Score: Question 32 of 41 A new linear temperature scale, degrees Zunzol (°Z), is based on the freezing point and boiling point of a newly discovered compound zunzol. The freezing point of zunzol, -141.5 °C, is defined as 0 °Z, and the boiling point of zunzol, -24.8 °C, is defined as 100 °Z. What is the freezing point of water in degrees Zunzol? | freezing point: What is the boiling point of water in degrees Zunzol? boiling point: 1037 10 A stv P. 2.Phase change properties of pure substances Cu C6H12 C (C6H5CH₂)₂0 (CH3CH₂)20 CH3CH₂OH (CH₂OH)2 NH₂COH Au C C6H14 H₂ copper cyclohexane diamond dibenzyl ether diethyl ether ethanol ethylene glycol formamide gold graphite hexane hydrogen 1084.62 6.7 4440 1.8 -116.22 -114.14 -13.0 2.57 1064.18 4489 -95.27 -259.16 2560 80.7 298 34.4 78.24 197.5 217 2836 3825 68.72 -252.879 0.385 1.841 0.51 2.369 2.438 2.394 2.389 0.129 0.709 2.27 14.304 13.26 2.68 -- 7.19 4.931 9.96 8.44 12.55 117.4 13.08 0.12 29.97 45.6 26.52 38.56 50.5 60.2 324 28.85 0.9 280.3 193.7 242 446 -- 234.4 -240.212 40.2 35.9 61.7 80 29.9 12.69
- What would be a learning objective for a 5th grade science on a lesson about mixing substances that would include one measurable learning objective that aligns with the below standard and includes the following required components: condition, behavior, and criterion? Standard Conduct an investigation to determine whether the mixing of two or more substances results in new substances.X Particulate Electrical Forces Unit Test - Profile 1- Microsoft Edge https://www.connexus.com/assessments/learnosity.aspx?idAssessment=1867963&idWebuser=3723941&idSection=D1554684&idHtmllet=D12228907 Particulate Electrical Forces Unit Test Particulate Electrical Forces Unit Test Water exhibits hydrogen bonding. Which option describes what this indicates about water? (1 point) Water will generally require less energy for a phase change compared to a similar substance without hydrogen bonds. O Water will generally have a lower boiling point compared to a similar substance without hydrogen bonds. O Water will generally have a lower melting point compared to a similar substance without hydrogen bonds. Water will generally require more energy for a phase change compared to a similar substance without hydrogen bonds. Type here to search(a) Read the following burette and graduated cylinder and record your answer in the spaces provided below. -30 6 -20 7 -10 (i) Burette reading: (ii) Graduated cylinder reading: (iii) What is the name of the level of the liquid in the burette which we read? (iv) Water is a solvent. Therefore, it dissolves compounds and compounds. The H-O-H angle of water is (v) When ammonia is mixed with water, it and produces ions which make the solution basic. (vi) Water exists in three , namely solid, liquid and gas. As a solid, water is called and as a gas water is called (vii) The for H20(g) and H2O(t) are -241.85 kJ/mol and -285.85 kJ/mol, respectively. Therefore, the of water is +44.00 kJ/mol. 1 (b) An unknown mass of Na3PO4(s) is dissolved in water to form 50.00 mL of solution. This is Solution A. Then 10.00 mL of Solution A is diluted with water to 50.00 mL. The final solution is Solution B. 20.00 mL of Solution B contains 4.408 x 1020 sodium ions. (NA = 6.022 x 1023 mol-1) Calculate the mass…
- In each of the following groups of substances, pick the one that has the given property. Justify your answer. (a) highest boiling point Ne C12₂ HI Since this compound has ---Select--- (b) highest freezing point NH3 H₂O KCI Since this compound has ---Select--- unlike the other two compounds, it has the ---Select--- unlike the other two compounds, it has the ---Select--- (c) lowest vapor pressure at 25°C C12 12 F₂ Since all the molecules are ---Select--- and this molecule is ---Select--- than the other two, it has the intermolecular forces and will have the highest boiling point. intermolecular forces and will have the highest freezing point. ---Select--- ↑ ---Select--- (d) lowest freezing point H₂Se H₂ Cse2 Since this molecule is ---Select--- and ---Select--- than the other two, it has the ---Select--- ♥ ---Select--- and will have the lowest vapor pressure. and will have the lowest freezing point.IXL Recognize sc x Terms of Use Classes https://www.oncourseconnect.com/assessment/1651875/41774aa4-b498-c1c9-30b9-e734c5 CHEMISTRY BENCHMARK TEST 01 CHEMISTRY I 12-3 (THOMAS WILLIAMS, ID: 12390719) Testing of a sample of matter shows that it has a single melting point of 1,453°C and a single boiling point of 2,732°C. This data suggests that the sample is a a nonmetal. b a metal, ©a hydrocarbon. O a mixture of ionic compounds. D. Seed 14320410 https://wweoncou econnect.com/assesmen/151675-41774ad-4-ce 11 Type here to searchA assessment.education.wiley.com E aWileyPLUS Assignments 2 of 12 -/ 1 Use the graph below to find the following: 1300 1200 1100 1000 - Edhyl ether Ethyl alcohol Water 900 800 700 600 500 400 300 200 100 -10 10 20 30 40 50 60 70 80 90 100 110 Temperature (C) (a) the boiling point of water at 500 torr i 85 °C (b) normal boiling point of ethyl alcohol °C (c) boiling point of ethyl ether at 0.50 atm i °C eTextbook and Media Vapor pressure (torr) II
- At a steelworks, molten iron is heated to1500° Celsius to remove impurities. It is most accurate to say that the molten ironcontains a large amount of (i) temperature;(ii) heat; (iii) energy; (iv) two of these; (v) allthree of these.三=月E-|m。|-田 Paragraph Home sork 2 Section 8,2EorCES of Attraction 1- Explain what determines a substance's state at a given temperature. Compare and contrast1. Explain the PVT behavior of pure substances with appropriate examples.
